The circuit implements a programmable 0- to 20-mA precision current source...
Articles and news - 9
Precision Programmable Current Sources Use Digital Pots
CML Introduces Long-range, Low-power Digital Voice and Data Transceiver for 2.4GHz Band
CML Microcircuits is pleased to announce the availability of the SCT2400 transceiver, designed to sustain secure digital voice and data communication channels over long range (up to 12 km line of sight) for systems operating unlicensed bands...
Tricolor LED emits light of any color or hue
The human eye can see any color as a mixture of blue, red, and green. The circuit produces all three colors through an Broadcom ASMT-YTB0 tricolor LED. You can produce a wide range of colors by varying the current in the blue, red, and green LEDs...
Toshiba's ARM Cortex-M4-based Microcontrollers deliver high-speed data processing
Toshiba Electronics Europe has added the M4G Group to its TXZ Family of ARM Cortex-M-based microcontrollers for office automation equipment, audio-visual equipment, and industrial equipment...
Infineon XENSIV TLI4971: New current sensor for industrial applications
Infineon Technologies will launch a new family of current sensors and is presenting its first member at this year’s PCIM trade fair. The family will consist of precise and stable coreless Hall sensors...
Alpha and Omega Semiconductor Announces Super Low Capacitance TVS for USB3.2 & Thunderbolt 3.0 Protection
Alpha and Omega Semiconductor announced the release of AOZ8661BDT-05 a transient voltage suppressor for high-speed line protection using the latest Super Low Cap TVS platform...
Energy Scavenging for Remote Sensors
A recent concept being implemented to power circuits is using energy scavenging. This makes use of energy collection through solar cells, piezoelectric generators, or other energy conversion devices. These devices collect energy from diffuse sources...
Versatile Boost Controller for LED/LCD Applications from Diodes Incorporated Delivers 1~100% Dimming Range
Diodes Incorporated introduced the AL3353 LED/LCD 40 V max input boost controller, applicable across a wide range of applications where a constant voltage or constant current are required to drive displays and backlights with a dimming ratio of 100:1...
Infineon's CIPOS Micro IPM adds IGBT based IM231 series for highest power density
Infineon Technologies is introducing its CIPOS Micro IM231 series, a family of 600 V rated intelligent power modules. It is qualified for harsh humid environments, passing 1000 hours of high voltage, high temperature and high humidity reverse bias stress testing...
Multiplying DAC makes programmable resistor
Figure shows a configuration that implements a digitally programmable resistor using a quad op amp and a multiplying DAC. The circuit is equivalent to a voltage-controlled resistor...